import axios from 'axios'
import Vue from 'vue'
import router from '../router'

import {Message, MessageBox, Notification} from 'element-ui'
// import store from '@/store'
import {getToken,removeToken} from '@/utils/auth'
import cookie from '@/common/js/cookie'
import errorCode from '@/utils/errorCode'

import { showFullScreenLoading, tryHideFullScreenLoading } from '../api/servicesHelp'
axios.defaults.headers['Content-Type'] = 'application/json;charset=utf-8'
// 创建axios实例
// let cv = new Vue(router) 
var num = 0
const service =axios.create(
 
  {
  // axios中请求配置有baseURL选项，表示请求URL公共部分
  baseURL: process.env.VUE_APP_BASE_API,
  // 超时
  timeout: 10000
})
// request拦截器
service.interceptors.request.use(config => {
   //小菊花加载动画
    showFullScreenLoading()
  // 是否需要设置 token
  const isToken = (config.headers || {}).isToken === false
  if (getToken('token') && !isToken&& config.url) {
    config.headers={'Authorization': getToken('token')}
    
  }
  // get请求映射params参数
  if (config.method === 'get' && config.params) {
    let url = config.url + '?';
    for (const propName of Object.keys(config.params)) {
      const value = config.params[propName];
      var part = encodeURIComponent(propName) + "=";
      if (value !== null && typeof (value) !== "undefined") {
        if (typeof value === 'object') {
          for (const key of Object.keys(value)) {
            let params = propName + '[' + key + ']';
            var subPart = encodeURIComponent(params) + "=";
            url += subPart + encodeURIComponent(value[key]) + "&";
          }
        } else {
          url += part + encodeURIComponent(value) + "&";
        }
      }
    }
    url = url.slice(0, -1);
    config.params = {};
    config.url = url;
  }
  return config
}, error => {
  Promise.reject(error)
})

// 响应拦截器
service.interceptors.response.use(res => {
  if(res.data.result === 2){
    removeToken('token');
    setTimeout( function() {
        router.replace('/login')
    }, 1000)
  }
  // const username = getToken('username')||''
  // if(!username){
  //   removeToken('token');
  //   setTimeout( function() {
  //       router.replace('/login')
  //   }, 1000)
  // }
    //小菊花加载动画
    tryHideFullScreenLoading()
    // 未设置状态码则默认成功状态
    const code = res.data.code || 200;
    // 获取错误信息
    const msg = errorCode[code] || res.data.msg || errorCode['default']
    if (code === 401) {
      if(num == 0){
        console.log("我触发了");
        MessageBox.confirm('登录状态已过期，您可以继续留在该页面，或者重新登录', '系统提示', {
          confirmButtonText: '重新登录',
          cancelButtonText: '取消',
          type: 'warning'
        }
      ).then(() => {
        num = 0
        removeToken('token');
        removeToken("exhibition");
        removeToken("stan");
        removeToken("user");
        router.replace('/login')
        
      })
      }
      console.log(num);
      num = 1
    } else if (code === 500) {
      Message({
        message: msg,
        type: 'error'
      })
      return Promise.reject(new Error(msg))
    } else if (code !== 200) {
      Notification.error({
        title: msg
      })
      return Promise.reject('error')
    } else if(code === 200) {
      return res.data
    }
  },
  error => {
   tryHideFullScreenLoading()
    console.log('err' + error)
    let {message} = error;
    if (message == "Network Error") {
      message = "后端接口连接异常";
    } else if (message.includes("timeout")) {
      message = "系统接口请求超时";
    } else if (message.includes("Request failed with status code")) {
      message = "系统接口" + message.substr(message.length - 3) + "异常";
    }
    Message({
      message: message,
      type: 'error',
      duration: 5 * 1000
    })
    return Promise.reject(error)
  }
)

export default service
